How To Service A Tankless Water Heater. To start, switch off the tank’s power. Close the water valves for incoming and outgoing pipelines.
Rinnai RL94I Commercial Tankless Water Heater Installation With EZ from plumbingolympia.com
The pump sends the vinegar into the water heater via the cold water service port and then out the hot water outlet port into the second bucket. Make sure you have closed off the water valves that supply the water heater. Release the pressure release valve.
Turn Off And Unplug The Tankless Water Heater.
This breaks down the scale and flushes out the sediment. If minerals have caked onto the components in the unit, descaling efforts must be made. Allow the vinegar to circulate through the heater for a minimum of one hour (longer if the pump runs at less than four gallons per minute).
The Air Filter Is Typically Located At The Top Of The Water Heater.
This usually involves unscrewing three to four screws. Once you’ve located the air filter, remove it to inspect to see if it is dirty. Then attach your hose to the pump and place the pump into the bucket.
You Can Schedule Service Or Take A Do It Yourself Approach To Deal With Maintenance.
Turn on the tankless water heater and let the pump move the solution through the cold water valve and out the hot water valve, and then into the bucket. Then turn off the water supply valve and the hot water valve. Release the pressure release valve.
For Example, Some Tankless Water Heaters Need Service From Somewhere Between 6 Months To 2 Years.
The flow from the first bucket filled with fresh vinegar goes into the pump. Open the faucets in your home to drain all water from the electric tank. To function efficiently, a tankless water heater requires periodic maintenance, and just a little cleaning can help tankless water heaters perform like new.
If You Prefer Doing The Routine Maintenance Yourself, Make Sure You Read The Included User’s Manual For Maintenance Care Instructions.
The primary type of maintenance service that’s needed for most of these units relates to cleaning the system in different ways. Turn the pump off and dump the vinegar. Attach one hose from the pump to the cold water inlet service port of the tankless water heater.
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